CVE-2019-12173
MacDown 0.7.1 (870) allows remote code execution via a file:\\\ URI, with a .app pathname, in the...
MacDown 0.7.1 (870) allows remote code execution via a file:\\ URI, with a .app pathname, in the HREF attribute of an A element. This is different from CVE-2019-12138.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
MacDown 0.7.1 (870) allows remote code execution via a file:\\ URI, with a .app pathname, in the HREF attribute of an A element. This is different from CVE-2019-12138.
- Record
CVE-2019-12173- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-22
- Updated
- 2026-11-02
CVE List No score
MacDown 0.7.1 (870) allows remote code execution via a file:\\ URI, with a .app pathname, in the HREF attribute of an A element. This is different from CVE-2019-12138.
- Record
CVE-2019-12173- Updated
- 2026-11-02
EUVDEUVD-2019-3822 No score
MacDown 0.7.1 (870) allows remote code execution via a file:\\ URI, with a .app pathname, in the HREF attribute of an A element. This is different from CVE-2019-12138.
- Record
EUVD-2019-3822- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-r63g-rwmc-75w3
MacDown 0.7.1 (870) allows remote code execution via a file:\\\ URI, with a .app pathname, in the...
MacDown 0.7.1 (870) allows remote code execution via a file:\\ URI, with a .app pathname, in the HREF attribute of an A element. This is different from CVE-2019-12138.
- Record
GHSA-r63g-rwmc-75w3- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-22
- Updated
- 2026-11-02
OSV
MacDown 0.7.1 (870) allows remote code execution via a file:\\ URI, with a .app pathname, in the HREF attribute of an A element. This is different from CVE-2019-12138.
- Record
CVE-2019-12173- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-12173 is a high vulnerability (CVSS 8.8) in Macdown Project Macdown, published May 17, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.75%, the 89th percentile. No source names a fixed version.